Re: [PATCH v2] sched/debug: Add new tracepoint to track cpu_capacity

From: Peter Zijlstra
Date: Mon Jan 11 2021 - 09:05:00 EST


On Mon, Jan 04, 2021 at 06:26:42PM +0000, Qais Yousef wrote:

> So I have a proper patch for that now, that actually turned out to be really
> tiny once you untangle exactly what is missing.
>
> Peter, bpf programs aren't considered ABIs AFAIK, do you have concerns about
> that?

In order to use these you need to rely on BTF to get anything useful
done right? And anything that relies on BTF cannot be ABI.